Astronomers are preparing for a rare cosmic event on January 22, when interstellar object 3I/ATLAS will align closely with ...

The other two known interstellar comets did not offer such an opportunity.

A January 2026 Earth–Sun alignment allows measurements of the opposition surge from interstellar object 3I/ATLAS using ...

Harvard astrophysicist Avi Loeb explains why Jan. 22’s rare “full moon phase” alignment was so significant for 3I/ATLAS.

Harvard's Avi Loeb says a rare sun alignment on 22 January could prove interstellar visitor 3I/ATLAS is an alien spaceship.

The upcoming year will offer a blood-red moon, spectacular meteor showers and the first glimpse of the sun’s corona since ...

Though 3I/ATLAS poses no threat to Earth or our satellites, its journey highlights how the networks we built for planetary ...